Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Contribute to GitLab
Sign in / Register
Toggle navigation
F
ffmpeg.wasm-core
Project
Project
Details
Activity
Cycle Analytics
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Charts
Issues
0
Issues
0
List
Board
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Charts
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Charts
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
Linshizhi
ffmpeg.wasm-core
Commits
adfd9ca3
Commit
adfd9ca3
authored
Dec 02, 2012
by
Clément Bœsch
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
lavfi/hue: move to ff_filter_frame.
parent
72e84a08
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
14 additions
and
37 deletions
+14
-37
vf_hue.c
libavfilter/vf_hue.c
+14
-37
No files found.
libavfilter/vf_hue.c
View file @
adfd9ca3
...
...
@@ -307,22 +307,18 @@ static void process_chrominance(uint8_t *udst, uint8_t *vdst, const int dst_line
#define TS2D(ts) ((ts) == AV_NOPTS_VALUE ? NAN : (double)(ts))
#define TS2T(ts, tb) ((ts) == AV_NOPTS_VALUE ? NAN : (double)(ts) * av_q2d(tb))
static
int
start
_frame
(
AVFilterLink
*
inlink
,
AVFilterBufferRef
*
inpic
)
static
int
filter
_frame
(
AVFilterLink
*
inlink
,
AVFilterBufferRef
*
inpic
)
{
HueContext
*
hue
=
inlink
->
dst
->
priv
;
AVFilterLink
*
outlink
=
inlink
->
dst
->
outputs
[
0
];
AVFilterBufferRef
*
buf_out
;
AVFilterBufferRef
*
outpic
;
outlink
->
out_buf
=
ff_get_video_buffer
(
outlink
,
AV_PERM_WRITE
,
outlink
->
w
,
outlink
->
h
);
if
(
!
outlink
->
out_buf
)
return
AVERROR
(
ENOMEM
);
avfilter_copy_buffer_ref_props
(
outlink
->
out_buf
,
inpic
);
outlink
->
out_buf
->
video
->
w
=
outlink
->
w
;
outlink
->
out_buf
->
video
->
h
=
outlink
->
h
;
buf_out
=
avfilter_ref_buffer
(
outlink
->
out_buf
,
~
0
);
if
(
!
buf_out
)
outpic
=
ff_get_video_buffer
(
outlink
,
AV_PERM_WRITE
,
outlink
->
w
,
outlink
->
h
);
if
(
!
outpic
)
{
avfilter_unref_bufferp
(
&
inpic
);
return
AVERROR
(
ENOMEM
);
}
avfilter_copy_buffer_ref_props
(
outpic
,
inpic
);
if
(
!
hue
->
flat_syntax
)
{
hue
->
var_values
[
VAR_T
]
=
TS2T
(
inpic
->
pts
,
inlink
->
time_base
);
...
...
@@ -356,35 +352,17 @@ static int start_frame(AVFilterLink *inlink, AVFilterBufferRef *inpic)
hue
->
var_values
[
VAR_N
]
+=
1
;
return
ff_start_frame
(
outlink
,
buf_out
);
}
static
int
draw_slice
(
AVFilterLink
*
inlink
,
int
y
,
int
h
,
int
slice_dir
)
{
HueContext
*
hue
=
inlink
->
dst
->
priv
;
AVFilterBufferRef
*
inpic
=
inlink
->
cur_buf
;
AVFilterBufferRef
*
outpic
=
inlink
->
dst
->
outputs
[
0
]
->
out_buf
;
uint8_t
*
inrow
[
3
],
*
outrow
[
3
];
// 0 : Y, 1 : U, 2 : V
int
plane
;
inrow
[
0
]
=
inpic
->
data
[
0
]
+
y
*
inpic
->
linesize
[
0
];
outrow
[
0
]
=
outpic
->
data
[
0
]
+
y
*
outpic
->
linesize
[
0
];
for
(
plane
=
1
;
plane
<
3
;
plane
++
)
{
inrow
[
plane
]
=
inpic
->
data
[
plane
]
+
(
y
>>
hue
->
vsub
)
*
inpic
->
linesize
[
plane
];
outrow
[
plane
]
=
outpic
->
data
[
plane
]
+
(
y
>>
hue
->
vsub
)
*
outpic
->
linesize
[
plane
];
}
av_image_copy_plane
(
outrow
[
0
],
outpic
->
linesize
[
0
],
inrow
[
0
],
inpic
->
linesize
[
0
],
av_image_copy_plane
(
outpic
->
data
[
0
],
outpic
->
linesize
[
0
],
inpic
->
data
[
0
],
inpic
->
linesize
[
0
],
inlink
->
w
,
inlink
->
h
);
process_chrominance
(
out
row
[
1
],
outrow
[
2
],
outpic
->
linesize
[
1
],
in
row
[
1
],
inrow
[
2
],
inpic
->
linesize
[
1
],
process_chrominance
(
out
pic
->
data
[
1
],
outpic
->
data
[
2
],
outpic
->
linesize
[
1
],
in
pic
->
data
[
1
],
inpic
->
data
[
2
],
inpic
->
linesize
[
1
],
inlink
->
w
>>
hue
->
hsub
,
inlink
->
h
>>
hue
->
vsub
,
hue
->
hue_cos
,
hue
->
hue_sin
);
return
ff_draw_slice
(
inlink
->
dst
->
outputs
[
0
],
y
,
h
,
slice_dir
);
avfilter_unref_bufferp
(
&
inpic
);
return
ff_filter_frame
(
outlink
,
outpic
);
}
static
int
process_command
(
AVFilterContext
*
ctx
,
const
char
*
cmd
,
const
char
*
args
,
...
...
@@ -400,8 +378,7 @@ static const AVFilterPad hue_inputs[] = {
{
.
name
=
"default"
,
.
type
=
AVMEDIA_TYPE_VIDEO
,
.
start_frame
=
start_frame
,
.
draw_slice
=
draw_slice
,
.
filter_frame
=
filter_frame
,
.
config_props
=
config_props
,
.
min_perms
=
AV_PERM_READ
,
},
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment